:root {
  --bg: #F2F3F0;
  --surface: #FFFFFF;
  --surface-2: #E9EAE5;
  --border: #D9DAD3;
  --ink: #1C2127;
  --ink-muted: #565C60;
  --ink-faint: #83898D;
  --accent: #A85A2A;
  --accent-soft: #F2E3D6;
  --accent-ink: #6B3A1B;
  --muted: #898781;

  /* dataviz status palette - reserved, never reused as a chart series color */
  --good: #0ca30c;
  --good-soft: #DEEBE2;
  --warning: #fab219;
  --warning-soft: #FBECC7;
  --serious: #ec835a;
  --critical: #d03b3b;
  --critical-soft: #F7DEDD;

  /* Section accents - the same hues as the validated dataviz categorical
     palette (assets/js/charts.js / includes/Helpers.php palette()), reused
     here for UI chrome only (nav, headers, tile borders) so the app reads
     as one coherent, colorful system rather than mixing in new unvalidated
     hues. Never used as a chart series color for more than one series. */
  --accent-overview: #2a78d6;
  --accent-operations: #eb6834;
  --accent-cost: #eda100;
  --accent-financial: #1baf7a;
  --accent-executive: #4a3aa7;
  --accent-pos: #e87ba4;

  --shadow: 0 1px 2px rgba(28,33,39,0.06), 0 8px 24px -12px rgba(28,33,39,0.12);
  --shadow-lift: 0 4px 10px rgba(28,33,39,0.08), 0 14px 32px -14px rgba(28,33,39,0.22);
  --radius: 10px;
  --font-display: "Fraunces", Georgia, "Times New Roman", serif;
  --font-body: "IBM Plex Sans", "Segoe UI", Arial, sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; background: var(--bg); }
body { color: var(--ink); font-family: var(--font-body); font-size: 15.5px; line-height: 1.6; }
h1, h2, h3 { font-family: var(--font-display); font-weight: 600; margin: 0; }
code, .mono { font-family: var(--font-mono); }
a { color: var(--accent); }
button, .btn { font-family: var(--font-body); }

/* ---------------- App shell ---------------- */
.shell { display: grid; grid-template-columns: 230px minmax(0,1fr); min-height: 100vh; }

nav.rail { position: sticky; top: 0; height: 100vh; display: flex; flex-direction: column;
  padding: 24px 16px; overflow-y: auto; background: linear-gradient(190deg, #1c2233 0%, #241b3a 55%, #2c1c3a 100%);
  box-shadow: 4px 0 24px -12px rgba(20,15,35,0.35); z-index: 1; }
nav.rail .brand { display: flex; align-items: center; gap: 8px; font-family: var(--font-mono); font-size: 12px; letter-spacing: .06em;
  text-transform: uppercase; color: #E7E5F5; margin-bottom: 18px; padding: 0 10px; }
nav.rail .brand-mark { display: inline-flex; align-items: center; justify-content: center; width: 20px; height: 20px;
  border-radius: 6px; font-size: 12px; color: #fff;
  background: linear-gradient(135deg, var(--accent-pos), var(--accent-executive)); flex-shrink: 0; }
nav.rail .rail-section { font-family: var(--font-mono); font-size: 10.5px; letter-spacing: .08em; text-transform: uppercase;
  color: #8B87AC; margin: 16px 10px 6px; }
nav.rail ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 2px; }
nav.rail a { display: flex; align-items: center; gap: 10px; padding: 8px 10px; border-radius: 7px; color: #C7C4DE;
  text-decoration: none; font-size: 13.5px; font-weight: 500; position: relative; transition: background .15s ease, color .15s ease; }
nav.rail a::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: currentColor; opacity: .55; flex-shrink: 0; }
nav.rail a:hover { background: rgba(255,255,255,0.08); color: #fff; }
nav.rail a.active { background: rgba(255,255,255,0.12); color: #fff; font-weight: 600;
  box-shadow: inset 3px 0 0 0 currentColor; }
nav.rail a.accent-overview { color: #C7C4DE; }
nav.rail a.accent-overview:hover, nav.rail a.accent-overview.active { color: var(--accent-overview); }
nav.rail a.accent-overview.active { background: rgba(42,120,214,0.16); }
nav.rail a.accent-operations:hover, nav.rail a.accent-operations.active { color: var(--accent-operations); }
nav.rail a.accent-operations.active { background: rgba(235,104,52,0.16); }
nav.rail a.accent-cost:hover, nav.rail a.accent-cost.active { color: var(--accent-cost); }
nav.rail a.accent-cost.active { background: rgba(237,161,0,0.16); }
nav.rail a.accent-financial:hover, nav.rail a.accent-financial.active { color: var(--accent-financial); }
nav.rail a.accent-financial.active { background: rgba(27,175,122,0.16); }
nav.rail a.accent-executive:hover, nav.rail a.accent-executive.active { color: var(--accent-executive); }
nav.rail a.accent-executive.active { background: rgba(74,58,167,0.18); }
nav.rail a.accent-pos:hover, nav.rail a.accent-pos.active { color: var(--accent-pos); }
nav.rail a.accent-pos.active { background: rgba(232,123,164,0.18); }
nav.rail a.active:not([class*="accent-"]) { color: #fff; }
nav.rail .rail-user { margin-top: auto; padding: 12px 10px 4px; border-top: 1px solid rgba(255,255,255,0.12); }
nav.rail .rail-user-name { font-size: 13px; font-weight: 600; color: #fff; }
nav.rail .rail-user-role { font-size: 11.5px; color: #9A97BC; margin-bottom: 6px; }
nav.rail .rail-logout { font-size: 12px; color: #C7C4DE; }
nav.rail .rail-logout:hover { color: #fff; }

main { padding: 0 40px 80px; min-width: 0; }

.top-strip { display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 14px 0; border-bottom: 1px solid var(--border); margin-bottom: 26px; font-size: 12.5px; }
.sync-pill { color: var(--good); font-family: var(--font-mono); }
.sync-pill-warn { color: var(--warning); }
.top-strip-link { font-size: 12.5px; font-weight: 600; }

.page-head { margin-bottom: 20px; display: flex; justify-content: space-between; align-items: flex-end; gap: 16px; flex-wrap: wrap; }
.page-head h1 { font-size: 26px; margin-bottom: 6px; }
.page-head p { color: var(--ink-muted); margin: 0; max-width: 68ch; font-size: 14px; }

/* ---------------- Filter row ---------------- */
.filter-row { display: flex; align-items: center; gap: 6px; flex-wrap: wrap; margin-bottom: 22px; }
.filter-pill { display: inline-flex; align-items: center; gap: 5px; padding: 6px 12px; border-radius: 100px;
  border: 1px solid var(--border); background: var(--surface); font-size: 12.5px; cursor: pointer; color: var(--ink-muted); }
.filter-pill input { display: none; }
.filter-pill:has(input:checked) { background: linear-gradient(135deg, var(--accent), #C97A46); border-color: var(--accent); color: #fff; font-weight: 600; }
.filter-window { margin-left: 6px; font-family: var(--font-mono); font-size: 11.5px; color: var(--ink-faint); }

/* ---------------- Grid / cards ---------------- */
.grid { display: grid; gap: 14px; }
.grid.cols-4 { grid-template-columns: repeat(4, minmax(0,1fr)); }
.grid.cols-3 { grid-template-columns: repeat(3, minmax(0,1fr)); }
.grid.cols-2 { grid-template-columns: repeat(2, minmax(0,1fr)); }
@media (max-width: 1100px) { .grid.cols-4 { grid-template-columns: repeat(2,minmax(0,1fr)); } .grid.cols-3 { grid-template-columns: repeat(2,minmax(0,1fr)); } }
@media (max-width: 700px) { .grid.cols-4, .grid.cols-3, .grid.cols-2 { grid-template-columns: 1fr; } }

.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 18px 20px; box-shadow: var(--shadow); transition: box-shadow .15s ease, transform .15s ease; }
.card:hover { box-shadow: var(--shadow-lift); transform: translateY(-1px); }

.kpi { position: relative; overflow: hidden; border-top: none; }
.kpi::before { content: ""; position: absolute; top: 0; left: 0; right: 0; height: 4px;
  background: linear-gradient(90deg, #2a78d6, #2a78d6); }
.grid.cols-4 > .kpi:nth-child(4n+1)::before, .grid.cols-3 > .kpi:nth-child(3n+1)::before, .grid.cols-2 > .kpi:nth-child(2n+1)::before { background: linear-gradient(90deg, #2a78d6, #5a9be0); }
.grid.cols-4 > .kpi:nth-child(4n+2)::before, .grid.cols-3 > .kpi:nth-child(3n+2)::before, .grid.cols-2 > .kpi:nth-child(2n)::before { background: linear-gradient(90deg, #eb6834, #f2925f); }
.grid.cols-4 > .kpi:nth-child(4n+3)::before, .grid.cols-3 > .kpi:nth-child(3n)::before { background: linear-gradient(90deg, #1baf7a, #4fcf9f); }
.grid.cols-4 > .kpi:nth-child(4n+4)::before { background: linear-gradient(90deg, #eda100, #f4bf4d); }
.kpi .label { font-size: 12px; color: var(--ink-faint); text-transform: uppercase; letter-spacing: .04em; margin-bottom: 8px; }
.kpi .value { font-family: var(--font-display); font-size: 27px; font-variant-numeric: tabular-nums; line-height: 1.1; }
.kpi .sub { font-size: 12.5px; color: var(--ink-muted); margin-top: 6px; display: flex; align-items: center; gap: 6px; }
.kpi .sub-label { color: var(--ink-faint); }
.kpi .delta { font-weight: 600; font-family: var(--font-mono); font-size: 12px; }
.kpi .delta-good { color: var(--good); }
.kpi .delta-critical { color: var(--critical); }
.sparkline { display: block; margin-top: 10px; }

section { margin-bottom: 34px; }
section > h2 { font-size: 19px; margin-bottom: 4px; display: flex; align-items: center; gap: 9px; }
section > h2::before { content: ""; width: 8px; height: 8px; border-radius: 2px; flex-shrink: 0;
  background: linear-gradient(135deg, var(--accent-overview), var(--accent-pos)); }
section:nth-of-type(4n+1) > h2::before { background: linear-gradient(135deg, #2a78d6, #5a9be0); }
section:nth-of-type(4n+2) > h2::before { background: linear-gradient(135deg, #eb6834, #f2925f); }
section:nth-of-type(4n+3) > h2::before { background: linear-gradient(135deg, #1baf7a, #4fcf9f); }
section:nth-of-type(4n+4) > h2::before { background: linear-gradient(135deg, #4a3aa7, #8a76d6); }
section > .lede { color: var(--ink-muted); font-size: 13.5px; margin-bottom: 14px; max-width: 70ch; }

.source-note { display: flex; align-items: center; gap: 8px; font-size: 12.5px; color: var(--ink-muted); margin-bottom: 12px; }

.badge { display: inline-flex; align-items: center; gap: 4px; font-family: var(--font-mono);
  font-size: 10.5px; padding: 2px 7px; border-radius: 100px; white-space: nowrap; }
.badge-good { background: var(--good-soft); color: var(--good); }
.badge-warn { background: var(--warning-soft); color: #96701F; }
.badge-critical { background: var(--critical-soft); color: var(--critical); }
.badge-muted { background: var(--surface-2); color: var(--ink-muted); }

.table-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: var(--radius); background: var(--surface); box-shadow: var(--shadow); }
table { border-collapse: collapse; width: 100%; font-size: 13.5px; min-width: 480px; }
th, td { text-align: left; padding: 9px 14px; border-bottom: 1px solid var(--border); }
th { font-family: var(--font-mono); font-size: 10.5px; text-transform: uppercase; letter-spacing: .05em;
  color: var(--ink-faint); font-weight: 500; background: var(--surface-2); }
tr:last-child td { border-bottom: none; }
td.num { font-variant-numeric: tabular-nums; text-align: right; }
th.num { text-align: right; }
td.actions { text-align: right; white-space: nowrap; }
td.actions a { font-size: 12.5px; margin-left: 10px; }

.chart-box { position: relative; height: 270px; }
.chart-box.short { height: 200px; }
.chart-legend { display: flex; flex-wrap: wrap; gap: 6px 16px; margin-top: 10px; font-size: 12px; color: var(--ink-muted); }
.chart-legend .key { display: inline-flex; align-items: center; gap: 6px; }
.chart-legend .swatch { width: 10px; height: 10px; border-radius: 2px; display: inline-block; }

.gap-note { border-left: 3px solid var(--warning); background: var(--warning-soft); border-radius: var(--radius);
  padding: 14px 18px; font-size: 13.5px; color: #6B4E10; }
.gap-note strong { display: block; margin-bottom: 4px; color: var(--ink); }

.link-cards { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 14px; }
@media (max-width: 1100px) { .link-cards { grid-template-columns: repeat(2, minmax(0,1fr)); } }
@media (max-width: 640px) { .link-cards { grid-template-columns: 1fr; } }
.link-card { display: block; text-decoration: none; }
.link-card .card { border-top: 3px solid var(--border); transition: border-color .15s ease, box-shadow .15s ease, transform .15s ease; }
.link-card:hover .card { transform: translateY(-2px); }
.link-card.accent-overview .card:hover, .link-card.accent-overview .card { border-top-color: var(--accent-overview); }
.link-card.accent-operations .card:hover, .link-card.accent-operations .card { border-top-color: var(--accent-operations); }
.link-card.accent-cost .card:hover, .link-card.accent-cost .card { border-top-color: var(--accent-cost); }
.link-card.accent-financial .card:hover, .link-card.accent-financial .card { border-top-color: var(--accent-financial); }
.link-card.accent-executive .card:hover, .link-card.accent-executive .card { border-top-color: var(--accent-executive); }
.link-card.accent-pos .card:hover, .link-card.accent-pos .card { border-top-color: var(--accent-pos); }
.link-card h3 { font-size: 17px; color: var(--ink); margin-bottom: 6px; }
.link-card p { font-size: 13.5px; color: var(--ink-muted); margin: 0; }

/* ---------------- Forms (settings, users, roles) ---------------- */
.form-card { max-width: 640px; }
.form-grid { display: grid; gap: 16px; }
.form-grid.cols-2 { grid-template-columns: 1fr 1fr; }
label.field { display: flex; flex-direction: column; gap: 6px; font-size: 13px; font-weight: 600; color: var(--ink); }
label.field .hint { font-weight: 400; color: var(--ink-faint); font-size: 12px; }
input[type=text], input[type=email], input[type=password], input[type=number], input[type=url], select, textarea {
  font-family: var(--font-body); font-size: 14px; padding: 9px 11px; border: 1px solid var(--border);
  border-radius: 7px; background: var(--surface); color: var(--ink); width: 100%; }
input:focus, select:focus, textarea:focus { outline: 2px solid var(--accent); outline-offset: 1px; border-color: var(--accent); }
.checkbox-row { display: flex; align-items: center; gap: 8px; font-weight: 500; font-size: 13.5px; }
.checkbox-row input { width: auto; }

button, .btn { display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  padding: 10px 18px; border-radius: 8px; border: 1px solid var(--accent);
  background: linear-gradient(135deg, var(--accent), #C97A46);
  color: #fff; font-size: 14px; font-weight: 600; cursor: pointer; text-decoration: none;
  box-shadow: 0 2px 8px -2px rgba(168,90,42,0.45); transition: transform .12s ease, box-shadow .12s ease, opacity .12s ease; }
button:hover, .btn:hover { opacity: .95; transform: translateY(-1px); box-shadow: 0 4px 12px -2px rgba(168,90,42,0.55); }
.btn-secondary { background: var(--surface); color: var(--ink); border-color: var(--border); box-shadow: none; }
.btn-secondary:hover { box-shadow: var(--shadow); }
.btn-danger { background: linear-gradient(135deg, var(--critical), #e2685f); border-color: var(--critical); }
.btn-sm { padding: 6px 12px; font-size: 12.5px; }

.callout-inline { border-radius: var(--radius); padding: 12px 16px; font-size: 13.5px; margin-bottom: 16px; }
.callout-inline.good { background: var(--good-soft); color: #1E5C24; }
.callout-inline.critical { background: var(--critical-soft); color: #7A2323; }

/* ---------------- Auth pages ---------------- */
.auth-body { display: flex; align-items: center; justify-content: center; min-height: 100vh;
  background:
    radial-gradient(circle at 12% 15%, rgba(42,120,214,0.20), transparent 42%),
    radial-gradient(circle at 85% 20%, rgba(232,123,164,0.20), transparent 45%),
    radial-gradient(circle at 25% 90%, rgba(27,175,122,0.18), transparent 45%),
    radial-gradient(circle at 90% 85%, rgba(237,161,0,0.16), transparent 45%),
    linear-gradient(180deg, #1c2233 0%, #241b3a 55%, #2c1c3a 100%); }
.auth-card { width: 100%; max-width: 380px; background: var(--surface); border: 1px solid var(--border);
  border-radius: 14px; padding: 36px 32px; box-shadow: 0 20px 60px -20px rgba(10,8,25,0.55); }
.auth-brand { display: flex; align-items: center; gap: 8px; font-family: var(--font-mono); font-size: 11.5px; letter-spacing: .08em; text-transform: uppercase;
  color: var(--accent-ink); margin-bottom: 14px; }
.auth-brand::before { content: "◆"; display: inline-flex; align-items: center; justify-content: center; width: 20px; height: 20px;
  border-radius: 6px; font-size: 11px; color: #fff; background: linear-gradient(135deg, var(--accent-pos), var(--accent-executive)); }
.auth-card h1 { font-size: 22px; margin-bottom: 6px; }
.auth-sub { color: var(--ink-muted); font-size: 13.5px; margin: 0 0 20px; }
.auth-form { display: flex; flex-direction: column; gap: 14px; }
.auth-form label { font-size: 13px; font-weight: 600; display: flex; flex-direction: column; gap: 6px; }
.auth-form button { margin-top: 6px; }

footer.page-footer { padding: 20px 0 40px; color: var(--ink-faint); font-size: 12px; }

/* ---------------- Report expand/minimize (assets/js/report-toggle.js) ---------------- */
.report-block { position: relative; }
.report-toolbar { position: absolute; top: 8px; right: 8px; display: flex; gap: 4px; z-index: 4;
  opacity: 0; transition: opacity .15s ease; }
.report-block:hover > .report-toolbar,
.report-block.report-collapsed > .report-toolbar,
.report-block.report-expanded > .report-toolbar { opacity: 1; }
.report-btn { width: 23px; height: 23px; border-radius: 6px; border: 1px solid var(--border);
  background: var(--surface); color: var(--ink-muted); font-size: 13px; line-height: 1;
  display: inline-flex; align-items: center; justify-content: center; cursor: pointer; padding: 0;
  box-shadow: var(--shadow); }
.report-btn:hover { color: var(--accent); border-color: var(--accent); transform: none; }
.report-block.report-collapsed > .report-content { display: none; }
.report-block.report-collapsed { min-height: 40px; overflow: visible; }
.report-block.report-expanded { position: fixed; inset: 6vh 6vw; z-index: 1000; overflow: auto;
  box-shadow: 0 30px 90px -20px rgba(10,8,20,0.55); background: var(--surface); }
.report-block.report-expanded > .report-content { display: block; }
.report-block.report-expanded .chart-box { height: calc(90vh - 140px); }
.report-block.report-expanded.table-wrap { padding: 4px; }
body.report-expanded-open { overflow: hidden; }
.report-backdrop { position: fixed; inset: 0; background: rgba(10,8,20,0.5); z-index: 999; }

@media (max-width: 880px) {
  .shell { grid-template-columns: 1fr; }
  nav.rail { position: static; height: auto; }
  main { padding: 0 20px 60px; }
}